Diff Report
Run #518eceb4aac68: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ed10e385b9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #518eceb4aac68Run #518ed10e385b9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)953 1,185 232 24.3%
Incl. Wall Time (microsec) per call 953 1,185 232 24.3%
Excl. Wall Time (microsec)35 34 -1 -2.9%
Incl. CPU (microsecs)598 668 70 11.7%
Incl. CPU (microsecs) per call 598 668 70 11.7%
Excl. CPU (microsec)30 25 -5 -16.7%
Incl. MemUse (bytes)174,088 174,088 0 0.0%
Incl. MemUse (bytes) per call 174,088 174,088 0 0.0%
Excl. MemUse (bytes)4,880 4,880 0 0.0%
Incl. PeakMemUse (bytes)174,120 174,120 0 0.0%
Incl. PeakMemUse (bytes) per call 174,120 174,120 0 0.0%
Excl. PeakMemUse (bytes)4,496 4,496 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Database::openConnection [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Database\Database::openConnection0 N/A% 232 966.7% 70 5.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -0.4% -5 -7.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 232 100.0% 70 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 222 95.7% 61 87.1% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 9 3.9% 10 14.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 1 0.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 0.4% 3 4.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 1.4% 0 N/A% 0 N/A%